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29 lines
813 B
29 lines
813 B
4 months ago
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// errorcheck
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// Copyright 2009 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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// Verify that illegal character literals are detected.
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// Does not compile.
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package main
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const (
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// check that surrogate pair elements are invalid
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// (d800-dbff, dc00-dfff).
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_ = '\ud7ff' // ok
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_ = '\ud800' // ERROR "Unicode|unicode"
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_ = "\U0000D999" // ERROR "Unicode|unicode"
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_ = '\udc01' // ERROR "Unicode|unicode"
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_ = '\U0000dddd' // ERROR "Unicode|unicode"
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_ = '\udfff' // ERROR "Unicode|unicode"
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_ = '\ue000' // ok
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_ = '\U0010ffff' // ok
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_ = '\U00110000' // ERROR "Unicode|unicode"
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_ = "abc\U0010ffffdef" // ok
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_ = "abc\U00110000def" // ERROR "Unicode|unicode"
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_ = '\Uffffffff' // ERROR "Unicode|unicode"
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)
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